diff options
| -rw-r--r-- | drivers/rpmsg/rpmsg_char.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/rpmsg/rpmsg_char.c b/drivers/rpmsg/rpmsg_char.c index 5663cf799c95..434dc8a741cc 100644 --- a/drivers/rpmsg/rpmsg_char.c +++ b/drivers/rpmsg/rpmsg_char.c @@ -242,10 +242,13 @@ static ssize_t rpmsg_eptdev_write_iter(struct kiocb *iocb, goto unlock_eptdev; } - if (filp->f_flags & O_NONBLOCK) + if (filp->f_flags & O_NONBLOCK) { ret = rpmsg_trysendto(eptdev->ept, kbuf, len, eptdev->chinfo.dst); - else + if (ret == -ENOMEM) + ret = -EAGAIN; + } else { ret = rpmsg_sendto(eptdev->ept, kbuf, len, eptdev->chinfo.dst); + } unlock_eptdev: mutex_unlock(&eptdev->ept_lock); |